<template>
  <div class="login">
    <div class="l_main-container">
      <div class="title-container">
        <div class="top-title">欢迎来到</div>
        <el-divider></el-divider>
        <div class="bottom-title">农业保险监管系统</div>

      </div>
      <div class="login-container">

        <div class="login-type">
          账号密码登录
        </div>


        <el-form ref="loginForm" class="login-form" :model="loginForm" :rules="loginRules">
          <el-form-item prop="loginName">
            <el-input
                v-model="loginForm.loginName"
                type="text"
                auto-complete="off"
                placeholder="请输入用户名"
            >
            </el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input
                v-model="loginForm.password"
                type="password"
                auto-complete="off"
                placeholder="请输入密码"
                @keyup.enter.native="handleLogin"
            >
            </el-input>
          </el-form-item>
          <el-form-item prop="code">
            <el-input
                v-model="loginForm.code"
                auto-complete="off"
                placeholder="验证码"
                style="width: 63%"
                @keyup.enter.native="handleLogin"
            >
              <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon"/>
            </el-input>
            <div class="login-code">
              <img :src="codeUrl" @click="getCode" class="login-code-img"/>
            </div>
          </el-form-item>
          <el-form-item style="width:100%;">
            <el-button
                :loading="loading"
                size="medium"
                type="primary"
                style="width:100%;"
                @click.native.prevent="handleLogin"
            >
              <span v-if="!loading">登 录</span>
              <span v-else>登 录 中...</span>
            </el-button>
          </el-form-item>
        </el-form>
      </div>

    </div>

  </div>
</template>

<script>
import Cookies from "js-cookie";
import {getCodeImg} from "@/api/login";

export default {
  data() {
    return {
      title: process.env.VUE_APP_TITLE,
      codeUrl: "",
      loginForm: {
        // loginName: "admin",
        // password: "cb8849029",

        loginName: "",
        password: "",
        code: "",
        uuid: ""
      },
      loginRules: {
        loginName: [
          {required: true, trigger: "blur", message: "请输入您的账号"}
        ],
        password: [
          {required: true, trigger: "blur", message: "请输入您的密码"}
        ],
        code: [{required: true, trigger: "change", message: "请输入验证码"}]
      },
      loading: false,
      redirect: undefined
    };
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true
    }
  },
  created() {
    this.getCode();
    this.getCookie();
  },
  methods: {
    getCode() {
      getCodeImg().then(res => {
        let {data: {img, uuid}} = res
        this.codeUrl = "data:image/gif;base64," + img;
        this.loginForm.uuid = uuid;
      });
    },
    getCookie() {
      const loginName = Cookies.get("loginName");
      const password = Cookies.get("password");
      this.loginForm = {
        loginName: loginName === undefined ? this.loginForm.loginName : loginName,
        password: password === undefined ? this.loginForm.password : password,
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          this.$store.dispatch("Login", this.loginForm).then(() => {
            this.$router.push({path: this.redirect || "/"}).catch(() => {
            });
          }).catch(() => {
            this.loading = false;
            this.getCode();
          });
        }
      });
    }
  }
}
</script>

<style lang="scss" scoped>
@import "@/assets/style/businessTheme.scss";

.login {
  $primary-color: rgb(12, 145, 107);//主要颜色

  display: flex; //设为弹性盒子
  justify-content: center; //设置沿主轴方向的空白处理方式为从左边开始空白留在右侧
  align-items: center; //设置沿辅轴方向的空白处理方式为元素居中
  height: 100%;
  background-image: url("@/assets/images/login/login-background.png");
  background-size: 100% 100%; //按百分比设置

  .l_main-container {
    height: 500px;
    width: 1200px;
    display: flex;

    .title-container {
      width: 50%;
      height: 100%;
      display: flex;
      justify-content: center;
      flex-direction: column;
      padding: 0 40px;
      background-color: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);

      .top-title, .bottom-title {
        font-size: 24px;
        color: white;
      }

    }

    .login-container {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      width: 50%;
      height: 100%;
      box-sizing: border-box;
      background: white;

      .login-type {
        text-align: center;
        border-bottom: 3px solid $primary-color;
        margin-bottom: 20px;
        width: 100px;
        padding: 10px;
        color: $primary-color;
      }

      .login-form {
        width: 400px;

        .el-button--primary {
          color: white;
          background-color:$primary-color;
          border-color: $primary-color;
        }

        .login-code {
          width: 33%;
          height: 38px;
          float: right;

          .login-code-img {
            height: 45px;
          }

          img {
            cursor: pointer;
            vertical-align: middle;
          }
        }
      }
    }
  }


}
</style>
